Base | Representation |
---|---|
bin | 110001111110… |
… | …101001100100 |
3 | 220122122002222 |
4 | 301332221210 |
5 | 11323223133 |
6 | 1144451512 |
7 | 216235166 |
oct | 61765144 |
9 | 26578088 |
10 | 13101668 |
11 | 7439528 |
12 | 4479b98 |
13 | 2939588 |
14 | 1a50936 |
15 | 123be98 |
hex | c7ea64 |
13101668 has 6 divisors (see below), whose sum is σ = 22927926. Its totient is φ = 6550832.
The previous prime is 13101661. The next prime is 13101677. The reversal of 13101668 is 86610131.
It can be written as a sum of positive squares in only one way, i.e., 8340544 + 4761124 = 2888^2 + 2182^2 .
It is not an unprimeable number, because it can be changed into a prime (13101661) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1637705 + ... + 1637712.
It is an arithmetic number, because the mean of its divisors is an integer number (3821321).
Almost surely, 213101668 is an apocalyptic number.
It is an amenable number.
13101668 is a deficient number, since it is larger than the sum of its proper divisors (9826258).
13101668 is a wasteful number, since it uses less digits than its factorization.
13101668 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3275421 (or 3275419 counting only the distinct ones).
The product of its (nonzero) digits is 864, while the sum is 26.
The square root of 13101668 is about 3619.6226322643. The cubic root of 13101668 is about 235.7448405710.
Adding to 13101668 its reverse (86610131), we get a palindrome (99711799).
The spelling of 13101668 in words is "thirteen million, one hundred one thousand, six hundred sixty-eight".
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